438670233

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{135017}}^1$

素因数の和:135061

約数の個数: 18

約数和(自身を含む): 668744154

約数和(自身を除く): 230073921

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 135017, 405051, 1215153, 2565323, 7695969, 23087907, 48741137, 146223411, 438670233]

約数ペア:

[(1, 438670233), (3, 146223411), (9, 48741137), (19, 23087907), (57, 7695969), (171, 2565323), (361, 1215153), (1083, 405051), (3249, 135017)]